*{margin:0;padding:0;box-sizing:border-box}
:root{
  --green:#00e05a;
  --green-dark:#00b848;
  --green-deep:#0a8f3c;
  --ink:#0b1a12;
  --ink-2:#16281d;
  --gray:#5a6b60;
  --line:#e2ece5;
  --bg-soft:#f3fbf6;
  --radius:18px;
  --shadow:0 10px 30px rgba(0,80,35,.08);
  --shadow-hover:0 18px 46px rgba(0,150,70,.22);
}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans CN",system-ui,-apple-system,sans-serif;
  color:var(--ink);background:#fff;line-height:1.7;-webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto;display:block}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
section{padding:88px 0}
.tag{display:inline-block;font-size:13px;font-weight:700;color:var(--green-deep);background:rgba(0,224,90,.12);padding:6px 16px;border-radius:999px;letter-spacing:.5px}
.sec-title{font-size:clamp(26px,3.4vw,40px);font-weight:800;letter-spacing:-.5px;margin:16px 0 12px;line-height:1.25}
.sec-desc{color:var(--gray);font-size:16px;max-width:760px;margin-bottom:44px}
.center{text-align:center}
.center .sec-desc{margin-left:auto;margin-right:auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 30px;border-radius:999px;font-weight:700;font-size:15px;cursor:pointer;border:none;transition:all .28s ease;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--green),var(--green-dark));color:#04200f;box-shadow:0 8px 22px rgba(0,220,90,.35)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(0,220,90,.5)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1.5px solid rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-3px)}
.btn-line{background:#fff;color:var(--green-deep);border:1.5px solid var(--green)}
.btn-line:hover{background:var(--green);color:#04200f;transform:translateY(-3px)}
/* ===== nav ===== */
header.site-nav{position:sticky;top:0;z-index:900;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav-brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:19px;letter-spacing:-.3px}
.nav-brand img{height:38px;width:auto}
.nav-brand .brand-dot{color:var(--green-deep)}
.nav-links{display:flex;align-items:center;gap:0;list-style:none}
.nav-links a{display:block;padding:10px 14px;font-size:14.5px;font-weight:600;color:var(--ink-2);border-radius:10px;transition:all .2s}
.nav-links a:hover{color:var(--green-deep);background:var(--bg-soft)}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-cta .btn{padding:10px 22px;font-size:14px}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2.5px;background:var(--ink);border-radius:2px;transition:.3s}
.mobile-menu{display:none;flex-direction:column;background:#fff;border-bottom:1px solid var(--line);padding:8px 24px 20px}
.mobile-menu a{padding:12px 4px;font-weight:600;border-bottom:1px solid var(--line);font-size:15px}
.mobile-menu.open{display:flex}
/* ===== hero ===== */
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 15% 20%,#08351d 0%,#041a0e 55%,#02110a 100%);color:#fff;padding:110px 0 100px}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(circle at 82% 18%,rgba(0,224,90,.28),transparent 42%),
  radial-gradient(circle at 60% 90%,rgba(0,224,90,.16),transparent 46%);pointer-events:none}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(rgba(0,224,90,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(0,224,90,.07) 1px,transparent 1px);background-size:54px 54px;mask-image:radial-gradient(circle at 50% 40%,#000,transparent 78%);pointer-events:none}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero-badge{display:inline-flex;align-items:center;gap:8px;background:rgba(0,224,90,.14);border:1px solid rgba(0,224,90,.4);color:var(--green);padding:7px 16px;border-radius:999px;font-size:13px;font-weight:700;letter-spacing:.4px}
.hero-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(0,224,90,.2);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(.8)}}
.hero h1{font-size:clamp(32px,4.4vw,54px);line-height:1.16;font-weight:900;letter-spacing:-1px;margin:24px 0 22px}
.hero h1 em{font-style:normal;color:var(--green);text-shadow:0 0 34px rgba(0,224,90,.5)}
.hero p.lead{font-size:17px;color:rgba(255,255,255,.72);max-width:560px;margin-bottom:34px}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:38px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px}
.hstat{background:rgba(255,255,255,.05);border:1px solid rgba(0,224,90,.22);border-radius:14px;padding:14px 20px;min-width:120px;transition:.3s}
.hstat:hover{border-color:var(--green);transform:translateY(-4px)}
.hstat b{display:block;font-size:24px;color:var(--green);font-weight:900;line-height:1.2}
.hstat span{font-size:12.5px;color:rgba(255,255,255,.6)}
.hero-panel{position:relative}
.hero-card{background:linear-gradient(160deg,rgba(255,255,255,.09),rgba(255,255,255,.03));border:1px solid rgba(0,224,90,.3);border-radius:22px;padding:26px;backdrop-filter:blur(8px)}
.hero-card h3{font-size:16px;color:var(--green);margin-bottom:16px;font-weight:800;letter-spacing:.5px}
.model-chips{display:flex;flex-wrap:wrap;gap:9px}
.model-chips span{font-size:12.5px;padding:6px 12px;border-radius:999px;background:rgba(0,224,90,.12);border:1px solid rgba(0,224,90,.25);color:rgba(255,255,255,.85);transition:.25s}
.model-chips span:hover{background:var(--green);color:#04200f;transform:translateY(-2px)}
.hero-card .mini-metrics{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}
.mini-metrics div{background:rgba(0,0,0,.25);border-radius:12px;padding:12px 14px;border:1px solid rgba(255,255,255,.06)}
.mini-metrics b{display:block;color:#fff;font-size:18px;font-weight:800}
.mini-metrics span{font-size:12px;color:rgba(255,255,255,.5)}
/* ===== metrics strip ===== */
.metrics-strip{background:var(--bg-soft);padding:56px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.metric-card{background:#fff;border-radius:var(--radius);padding:30px 26px;box-shadow:var(--shadow);text-align:center;transition:.3s;border:1px solid var(--line)}
.metric-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(0,224,90,.4)}
.metric-card b{display:block;font-size:38px;font-weight:900;color:var(--green-deep);line-height:1.1;letter-spacing:-1px}
.metric-card span{font-size:14px;color:var(--gray)}
/* ===== services ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.svc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;transition:.32s;position:relative;overflow:hidden}
.svc-card::after{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:linear-gradient(90deg,var(--green),var(--green-deep));transform:scaleX(0);transform-origin:left;transition:.35s}
.svc-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover);border-color:rgba(0,224,90,.35)}
.svc-card:hover::after{transform:scaleX(1)}
.svc-icon{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,rgba(0,224,90,.16),rgba(0,224,90,.05));display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:var(--green-deep)}
.svc-card h3{font-size:19px;font-weight:800;margin-bottom:10px}
.svc-card p{font-size:14.5px;color:var(--gray)}
.svc-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.svc-tags span{font-size:12px;color:var(--green-deep);background:var(--bg-soft);padding:4px 10px;border-radius:8px;font-weight:600}
/* ===== scenario pills ===== */
.scenarios{background:var(--ink);color:#fff}
.scenarios .sec-title{color:#fff}
.scenarios .sec-desc{color:rgba(255,255,255,.6)}
.scn-cloud{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.scn-cloud span{font-size:14px;font-weight:600;padding:10px 20px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid rgba(0,224,90,.25);color:rgba(255,255,255,.85);transition:.25s;cursor:default}
.scn-cloud span:hover{background:var(--green);color:#04200f;transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,224,90,.4)}
/* ===== process ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 26px;position:relative;transition:.3s}
.step:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover)}
.step-num{font-size:42px;font-weight:900;color:rgba(0,224,90,.2);line-height:1;margin-bottom:14px;letter-spacing:-2px}
.step h3{font-size:17px;font-weight:800;margin-bottom:8px}
.step p{font-size:14px;color:var(--gray)}
/* ===== compare ===== */
.compare-wrap{overflow-x:auto;border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid var(--line)}
table.compare{width:100%;border-collapse:collapse;min-width:720px;background:#fff;font-size:14.5px}
table.compare th,table.compare td{padding:16px 20px;text-align:left;border-bottom:1px solid var(--line)}
table.compare thead th{background:var(--ink);color:#fff;font-weight:700;font-size:14px}
table.compare thead th:first-child{border-radius:0}
table.compare thead th.hl{background:linear-gradient(135deg,var(--green-deep),var(--green-dark));color:#04200f}
table.compare td.hl{background:rgba(0,224,90,.07);font-weight:700;color:var(--green-deep)}
table.compare tbody tr:hover{background:var(--bg-soft)}
.stars{color:#ffb800;letter-spacing:2px;font-size:16px}
.score-badge{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(135deg,var(--green),var(--green-dark));color:#04200f;font-weight:900;padding:10px 22px;border-radius:999px;font-size:15px;box-shadow:0 8px 20px rgba(0,220,90,.35);margin-top:8px}
/* ===== token ===== */
.token{background:var(--bg-soft)}
.token-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.price-row{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px dashed var(--line);font-size:14.5px}
.price-row:last-child{border-bottom:none}
.price-row span:first-child{font-weight:600}
.price-row .price{color:var(--green-deep);font-weight:800}
.price-row .price small{color:var(--gray);font-weight:500;text-decoration:line-through;margin-right:8px;font-size:12.5px}
/* ===== timeline ===== */
.timeline{position:relative;max-width:840px;margin:0 auto;padding-left:0}
.timeline::before{content:"";position:absolute;left:19px;top:6px;bottom:6px;width:3px;background:linear-gradient(var(--green),rgba(0,224,90,.15))}
.tl-item{position:relative;padding-left:64px;margin-bottom:38px}
.tl-dot{position:absolute;left:8px;top:4px;width:24px;height:24px;border-radius:50%;background:#fff;border:4px solid var(--green);box-shadow:0 0 0 5px rgba(0,224,90,.14)}
.tl-item h3{font-size:18px;font-weight:800;margin-bottom:6px}
.tl-item p{font-size:14.5px;color:var(--gray)}
/* ===== cases ===== */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.case-card{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:#fff;transition:.35s;box-shadow:var(--shadow)}
.case-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-hover)}
.case-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft)}
.case-thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.case-card:hover .case-thumb img{transform:scale(1.06)}
.case-body{padding:22px}
.case-body h3{font-size:17px;font-weight:800;margin-bottom:8px}
.case-body p{font-size:14px;color:var(--gray)}
.case-tag{display:inline-block;font-size:12px;color:var(--green-deep);background:rgba(0,224,90,.12);padding:4px 12px;border-radius:8px;font-weight:700;margin-bottom:12px}
.square-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.square-media img{width:100%;height:100%;object-fit:cover;transition:.5s}
.square-media:hover img{transform:scale(1.05)}
/* ===== reviews ===== */
.reviews{background:var(--bg-soft)}
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.review-card{background:#fff;border-radius:var(--radius);padding:30px 26px;border:1px solid var(--line);transition:.3s;display:flex;flex-direction:column}
.review-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(0,224,90,.4)}
.review-stars{color:#ffb800;letter-spacing:2px;margin-bottom:14px;font-size:15px}
.review-card p{font-size:14.5px;color:var(--ink-2);flex:1;margin-bottom:20px;line-height:1.75}
.review-user{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:16px}
.avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--green),var(--green-dark));display:flex;align-items:center;justify-content:center;font-weight:800;color:#04200f;font-size:16px;flex-shrink:0}
.review-user b{display:block;font-size:14.5px}
.review-user span{font-size:12.5px;color:var(--gray)}
/* ===== faq ===== */
.faq-list{max-width:880px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:14px;margin-bottom:14px;background:#fff;overflow:hidden;transition:.3s}
.faq-item:hover{border-color:rgba(0,224,90,.4)}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:22px 26px;font-size:16px;font-weight:700;color:var(--ink);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;font-family:inherit;transition:.2s}
.faq-q:hover{color:var(--green-deep)}
.faq-q .icon{font-size:22px;color:var(--green-deep);transition:.3s;flex-shrink:0;line-height:1}
.faq-item.open .faq-q .icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a-inner{padding:0 26px 22px;font-size:14.5px;color:var(--gray)}
/* ===== form ===== */
.form-section{background:var(--ink);color:#fff}
.form-section .sec-title{color:#fff}
.form-section .sec-desc{color:rgba(255,255,255,.6)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.contact-info{display:flex;flex-direction:column;gap:18px}
.ci-item{display:flex;gap:16px;align-items:flex-start;background:rgba(255,255,255,.04);border:1px solid rgba(0,224,90,.18);border-radius:14px;padding:18px 20px;transition:.3s}
.ci-item:hover{border-color:var(--green);transform:translateX(4px)}
.ci-icon{width:40px;height:40px;border-radius:10px;background:rgba(0,224,90,.14);display:flex;align-items:center;justify-content:center;color:var(--green);flex-shrink:0}
.ci-item b{display:block;font-size:14px;color:#fff;margin-bottom:3px}
.ci-item span{font-size:13.5px;color:rgba(255,255,255,.6);word-break:break-all}
.qr-box{background:rgba(255,255,255,.04);border:1px solid rgba(0,224,90,.18);border-radius:14px;padding:18px;display:flex;align-items:center;gap:18px}
.qr-box img{width:96px;height:96px;border-radius:10px;object-fit:cover;background:#fff}
.qr-box b{display:block;font-size:14px;margin-bottom:4px}
.qr-box span{font-size:13px;color:rgba(255,255,255,.6)}
form.demand{background:#fff;border-radius:var(--radius);padding:36px;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.form-field{margin-bottom:20px}
.form-field label{display:block;font-size:14px;font-weight:700;color:var(--ink);margin-bottom:8px}
.form-field label .req{color:#e0483a}
.form-field input,.form-field select,.form-field textarea{width:100%;padding:13px 16px;border:1.5px solid var(--line);border-radius:11px;font-size:14.5px;font-family:inherit;color:var(--ink);outline:none;transition:.25s;background:#fbfdfb}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(0,224,90,.14);background:#fff}
.form-field textarea{resize:vertical;min-height:110px}
form.demand .btn{width:100%}
/* ===== articles ===== */
.articles{background:var(--bg-soft)}
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.article-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.3s;display:flex;flex-direction:column}
.article-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(0,224,90,.4)}
.article-card .date{font-size:12.5px;color:var(--gray);margin-bottom:10px}
.article-card h3{font-size:17px;font-weight:800;margin-bottom:8px;line-height:1.5}
.article-card p{font-size:14px;color:var(--gray);flex:1;margin-bottom:16px}
.article-card a.read{font-size:14px;font-weight:700;color:var(--green-deep);transition:.2s}
.article-card a.read:hover{letter-spacing:.5px}
/* ===== agent / join ===== */
.join{background:linear-gradient(135deg,#041a0e,#0a3a20);color:#fff;border-radius:24px;padding:60px 48px;position:relative;overflow:hidden;margin:0 auto}
.join::before{content:"";position:absolute;right:-80px;top:-80px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(0,224,90,.3),transparent 70%)}
.join h2{font-size:clamp(24px,3vw,34px);font-weight:900;margin-bottom:14px;position:relative}
.join p{color:rgba(255,255,255,.72);max-width:640px;margin-bottom:28px;position:relative}
.join .hero-actions{position:relative;margin-bottom:0}
/* ===== footer ===== */
footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0 32px;font-size:14px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.foot-brand img{height:36px;width:auto}
.foot-brand b{color:#fff;font-size:18px}
footer h4{color:#fff;font-size:15px;font-weight:800;margin-bottom:18px}
.foot-col a,.foot-col p{display:block;margin-bottom:10px;color:rgba(255,255,255,.6);transition:.2s;font-size:13.5px}
.foot-col a:hover{color:var(--green);transform:translateX(3px)}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 18px}
.foot-links a{color:rgba(255,255,255,.55);font-size:13px}
.foot-links a:hover{color:var(--green)}
.copyright{padding-top:28px;text-align:center;color:rgba(255,255,255,.42);font-size:13px}
/* ===== float ===== */
.float-cs{position:fixed;right:22px;bottom:90px;z-index:990;display:flex;flex-direction:column;gap:12px;align-items:flex-end}
.fcs-btn{width:56px;height:56px;border-radius:50%;background:linear-gradient(135deg,var(--green),var(--green-dark));display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 10px 26px rgba(0,220,90,.45);transition:.3s;border:none;color:#04200f}
.fcs-btn:hover{transform:scale(1.08)}
.fcs-pop{position:absolute;right:0;bottom:70px;background:#fff;border-radius:14px;padding:16px;box-shadow:0 20px 50px rgba(0,0,0,.18);width:200px;opacity:0;visibility:hidden;transform:translateY(10px);transition:.3s}
.fcs-pop.show{opacity:1;visibility:visible;transform:translateY(0)}
.fcs-pop p{font-size:12.5px;color:var(--gray);text-align:center;margin-bottom:10px}
.fcs-pop img{width:100%;border-radius:8px}
.back-top{position:fixed;right:22px;bottom:22px;z-index:990;width:48px;height:48px;border-radius:50%;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:0 8px 22px rgba(0,0,0,.12);opacity:0;visibility:hidden;transition:.3s;color:var(--green-deep)}
.back-top.show{opacity:1;visibility:visible}
.back-top:hover{background:var(--green);color:#04200f}
/* ===== reveal ===== */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:translateY(0)}
/* ===== responsive ===== */
@media(max-width:1024px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .nav-cta .btn-line{display:none}
  .hero-inner{grid-template-columns:1fr;gap:40px}
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .grid-3,.case-grid,.review-grid,.article-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .form-grid,.token-grid{grid-template-columns:1fr;gap:32px}
  .foot-grid{grid-template-columns:1fr 1fr}
  section{padding:64px 0}
}
@media(max-width:640px){
  .container{padding:0 18px}
  .metrics-grid,.grid-3,.case-grid,.review-grid,.article-grid,.steps{grid-template-columns:1fr}
  .hero{padding:80px 0 70px}
  .hero-stats{gap:10px}
  .hstat{padding:12px 16px;min-width:calc(50% - 5px);flex:1}
  .metric-card b{font-size:32px}
  .join{padding:40px 24px}
  .form-grid,.foot-grid{grid-template-columns:1fr}
  footer{padding:48px 0 28px}
  .foot-grid{gap:28px}
  .float-cs{right:14px;bottom:80px}
  .back-top{right:14px;bottom:18px}
  .qr-box{flex-direction:column;text-align:center}
  form.demand{padding:26px 22px}
}